reagan was with the blowing up of the u.s. marine in beirut. >> shep: this just one of several hearings that were underway today. each focused on what went wrong in benghazi. katherine herrage live. it's my understanding that within the hour, we've learned some members of congress viewed a video of that attack happening in benghazi. >> the intelligence community put together a half hour video, composite from multiple video sources that shows the minutes before the attack, the militants overrunning the consulate, and the second wave of mortars that struck the c.i.a. annex. >> i mean, it's just so obvious to be so obvious to any inexperienced individual that this was purely a terrorist attack. >> fox news has told the c.i.a. is launching a preliminary investigation into the former director's conduct. the issue is whether any c.i.a. resources were used to facilitate the alleged affair between petraeus and his biographer, paula broadwell. the f.b.i. is already concluded that the former director was not the source of the classified